| 摘要 |
<p>food packaging. SUBSTANCE: composition contains carrying material and metal- saturated cation-exchange material including zero-valent metal. Composition is placed in internal hollow of package to free it from oxygen and can form at least part of inside surface of package or adjoin it in the form of film, grid, pouch, or ceramics. EFFECT: improved food packaging quality. 51 cl, 5 dwg, 1 tbl, 8 ex</p> |
